#!/usr/bin/env python
import json

from calibre.web.feeds.news import BasicNewsRecipe


def absurl(url):
    if url.startswith('/'):
        return 'https://www.infzm.com' + url


def json_to_html(raw, link):
    data = json.loads(raw)
    data = data['data']['content']
    title = '<h1 title="{}">'.format(link) + data['subject'] + '</h1>'
    auth = '<p><b>' + data['author'] + '</b></p>'
    sub = '<p class="intro"><i>' + data['introtext'] + '</i></p>'
    body = data['fulltext']
    return '<html><body><div>' + title + auth + sub + body + '</div></body></html>'


class infzm(BasicNewsRecipe):
    title = '南方周末'
    __author__ = 'unkn0wn'
    description = 'Southern Weekly (infzm.com), founded in 1984, is a Chinese weekly newspaper based in Guangzhou. Download Weekly.'
    language = 'zh'
    encoding = 'utf-8'
    no_stylesheets = True
    remove_javascript = True
    ignore_duplicate_articles = {'title', 'url'}
    remove_empty_feeds = True
    use_embedded_content = False
    remove_attributes = ['style', 'height', 'width']
    masthead_url = 'http://ssimg.kkod.cn/web/02/14227.gif'

    remove_tags = [dict(name=['video', 'svg', 'button'])]

    articles_are_obfuscated = True

    def get_obfuscated_article(self, url):
        br = self.get_browser()
        link = url
        res_link = (link.replace('https://www.infzm.com', 'https://api.infzm.com/mobile') +
                    '?platform=wap&version=1.89.0&machine_id=35458aa29603f2b246636e5492122b50&user_id=&token=&member_type=')
        # if article is paywalled, add code to figure out machine_id
        raw = br.open(res_link).read()
        html = json_to_html(raw, link)
        return ({'data': html, 'url': link})

    extra_css = '''
        img {display:block; margin:0 auto;}
        .cm_pic_caption, .cm_pic_author { font-size:small; text-align:center; }
    '''

    def parse_index(self):
        index = 'https://www.infzm.com/'
        sections = [
            'contents'
        ]
        feeds = []
        soup = self.index_to_soup(index)
        for sec in sections:
            section = sec.capitalize()
            self.log(section)
            articles = []
            for a in soup.findAll('a', attrs={'href':lambda x: x and x.startswith('/' + sec + '/')}):
                url = absurl(a['href'].split('?')[0])
                if url in {index + sec + '/', index + sec}:
                    continue
                title = self.tag_to_string(a)
                self.log('\t', title, '\n\t\t', url)
                articles.append({'title': title, 'url': url})
            if articles:
                feeds.append((section, articles))
        return feeds

    def populate_article_metadata(self, article, soup, first):
        if soup.find(attrs={'class':'intro'}):
            article.summary = article.text_summary = self.tag_to_string(soup.find(attrs={'class':'intro'}))
